If so, you should add
- plowed field (as counterpart to the grown field)
-Dumpster
-dirt road
-helicopter (for helipad)
-construction variant for city buildings
-damaged trees
-school
-schoolbus
-city bus
-yeild sign, traffic cone, road closed (more road features)
-Grass with sidewalk, straight and in middle for walkways through grass areas
-Garbage truck
-Power lines
I can think of more but that's enough for now if you're interested